Let's boot a tiny bit of Apache #NuttX Real-Time Operating System ... On #Ox64 BL808 #RISCV SBC @PINE64

Article: https://lupyuen.codeberg.page/articles/ox2

Watch what happens when we boot #NuttX for Star64 ... On #Ox64 BL808 SBC!

Article: https://lupyuen.codeberg.page/articles/ox2.html#begin-with-star64-nuttx

Here's how we print to the #Ox64 Serial Console ... In #RISCV Assembly

Article: https://lupyuen.codeberg.page/articles/ox2.html#print-to-serial-console

Setting the Boot Address for Apache #NuttX RTOS on #Ox64 BL808 SBC

Article: https://lupyuen.codeberg.page/articles/ox2.html#update-the-boot-address

Patching the 16550 UART Driver on Apache #NuttX RTOS ... So it works on #Ox64 BL808 SBC

Article: https://lupyuen.codeberg.page/articles/ox2.html#fix-the-uart-driver

Fixing the Platform-Level Interrupt Controller ... For Apache #NuttX RTOS on #Ox64 BL808 SBC

Article: https://lupyuen.codeberg.page/articles/ox2.html#platform-level-interrupt-controller

Fixing the #RISCV Exceptions for Apache #NuttX RTOS on #Ox64 BL808 SBC

Article: https://lupyuen.codeberg.page/articles/ox2.html#handle-risc-v-exceptions

#RISCV Platform-Level Interrupt Controller is strangely located in high memory for #Ox64 BL808 SBC

Article: https://lupyuen.codeberg.page/articles/ox2.html#add-plic-to-memory-map

Apache #NuttX RTOS needs an Initial RAM Disk to boot on #Ox64 BL808 SBC

Article: https://lupyuen.codeberg.page/articles/ox2.html#initial-ram-disk-is-missing

Everything that happens when Apache #NuttX RTOS boots on #Ox64 BL808 SBC

Article: https://lupyuen.codeberg.page/articles/ox2.html#appendix-nuttx-boot-flow

Fixing the Memory Map for Apache #NuttX RTOS on #Ox64 BL808 SBC

Article: https://lupyuen.codeberg.page/articles/ox2.html#appendix-memory-map-for-ox64

#RISCV BL808 Peripherals look mighty similar to BL602

Article: https://lupyuen.codeberg.page/articles/ox2.html#appendix-uart-driver-for-ox64